[INFO] cloning repository https://github.com/snorreks/Nettverksprogrammering [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snorreks/Nettverksprogrammering" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnorreks%2FNettverksprogrammering", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnorreks%2FNettverksprogrammering'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5dd910f6d01b06011c10f4530b7e588db8d48c2e [INFO] checking snorreks/Nettverksprogrammering against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnorreks%2FNettverksprogrammering" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/snorreks/Nettverksprogrammering on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/snorreks/Nettverksprogrammering [INFO] finished tweaking git repo https://github.com/snorreks/Nettverksprogrammering [INFO] tweaked toml for git repo https://github.com/snorreks/Nettverksprogrammering written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/snorreks/Nettverksprogrammering already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e192d148f2990e73cc5eb5fd14d456cedacbd310a502992976e3d943fe01ac9a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e192d148f2990e73cc5eb5fd14d456cedacbd310a502992976e3d943fe01ac9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e192d148f2990e73cc5eb5fd14d456cedacbd310a502992976e3d943fe01ac9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e192d148f2990e73cc5eb5fd14d456cedacbd310a502992976e3d943fe01ac9a", kill_on_drop: false }` [INFO] [stdout] e192d148f2990e73cc5eb5fd14d456cedacbd310a502992976e3d943fe01ac9a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 601f2a9c53e19ca8ce0e5d230c994726b88fd60f7d4fb8ae46398717a0de75b1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "601f2a9c53e19ca8ce0e5d230c994726b88fd60f7d4fb8ae46398717a0de75b1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking regex v0.2.11 [INFO] [stderr] Checking dotenv v0.9.0 [INFO] [stderr] Compiling diesel_derives v1.4.0 [INFO] [stderr] Checking diesel v1.4.2 [INFO] [stderr] Checking nettverksprogrammering v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/bin/oving4_client.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufReader`, `Error`, `Read` [INFO] [stdout] --> src/bin/oving4_client.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{BufRead, BufReader, Error, Read, Write}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::from_utf8` [INFO] [stdout] --> src/bin/oving4_client.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::str::from_utf8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_server` [INFO] [stdout] --> src/bin/o3/mod.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn run_server() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `server_handle_client` [INFO] [stdout] --> src/bin/o3/mod.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn server_handle_client(mut stream: TcpStream) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `calculate_operation` [INFO] [stdout] --> src/bin/o3/mod.rs:100:4 [INFO] [stdout] | [INFO] [stdout] 100 | fn calculate_operation(input_a: &str, input_b: &str, operation: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_client` [INFO] [stdout] --> src/bin/o3/mod.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn run_client() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_input_from_user` [INFO] [stdout] --> src/bin/o3/mod.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn get_input_from_user(name: String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/bin/oving4_client.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{BufRead, BufReader, Error, Read, Write}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number_of_bytes` [INFO] [stdout] --> src/bin/oving4_client.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let number_of_bytes: usize = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `src_addr` [INFO] [stdout] --> src/bin/oving4_client.rs:13:30 [INFO] [stdout] | [INFO] [stdout] 13 | Ok((number_of_bytes, src_addr)) => { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_src_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_server` [INFO] [stdout] --> src/bin/o3/mod.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn run_server() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `server_handle_client` [INFO] [stdout] --> src/bin/o3/mod.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn server_handle_client(mut stream: TcpStream) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `calculate_operation` [INFO] [stdout] --> src/bin/o3/mod.rs:100:4 [INFO] [stdout] | [INFO] [stdout] 100 | fn calculate_operation(input_a: &str, input_b: &str, operation: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_operation_from_user` [INFO] [stdout] --> src/bin/o3/mod.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn get_operation_from_user() -> char { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/bin/oving4_client.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufReader`, `Error`, `Read` [INFO] [stdout] --> src/bin/oving4_client.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{BufRead, BufReader, Error, Read, Write}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::from_utf8` [INFO] [stdout] --> src/bin/oving4_client.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::str::from_utf8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/bin/oving4_client.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{BufRead, BufReader, Error, Read, Write}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number_of_bytes` [INFO] [stdout] --> src/bin/oving4_client.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let number_of_bytes: usize = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `src_addr` [INFO] [stdout] --> src/bin/oving4_client.rs:13:30 [INFO] [stdout] | [INFO] [stdout] 13 | Ok((number_of_bytes, src_addr)) => { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_src_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_client` [INFO] [stdout] --> src/bin/o3/mod.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn run_client() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_input_from_user` [INFO] [stdout] --> src/bin/o3/mod.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn get_input_from_user(name: String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_operation_from_user` [INFO] [stdout] --> src/bin/o3/mod.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn get_operation_from_user() -> char { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 07s [INFO] running `Command { std: "docker" "inspect" "601f2a9c53e19ca8ce0e5d230c994726b88fd60f7d4fb8ae46398717a0de75b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "601f2a9c53e19ca8ce0e5d230c994726b88fd60f7d4fb8ae46398717a0de75b1", kill_on_drop: false }` [INFO] [stdout] 601f2a9c53e19ca8ce0e5d230c994726b88fd60f7d4fb8ae46398717a0de75b1